
public class Main {
	public static void main(String[] args){
		Frunza f1=new Frunza(5);
		Frunza f2=new Frunza(7);
		Nod nod=new Nod(2,f1,f2);
		Arbore arb=new Arbore(nod);
		Visitor v1=new PostOrdine();
		arb.acceptVisitor(v1);
	}
}